package com.zc.study.designPattern.行为型设计模式.StatePattern;

/**
 * 银行账户:环境类
 */
public class Account {
    private AccountState state; //维持一个对抽象状态对象的引用
    private String owner; //开户名
    private double balance = 0;//账户余额

    public Account(String owner, double init) {
        this.owner = owner;
        this.balance = balance;
        this.state = new NormalState(this);//设置初始状态
        System.out.println(this.owner + "开户,初始金额为" + init);
        System.out.println("---------------------");
    }

    public void deposit(double amount) {
        System.out.println(this.owner + "存款" + amount);
        state.deposit(amount);//调用装填对象的deposit()方法
        System.out.println("现在余额为"+this.balance);
        System.out.println("现在账户状态为"+this.state.getClass().getName());
        System.out.println("--------------------");
    }
    public void withdraw(double amount){
        System.out.println(this.owner+"取款"+amount);
        state.withdraw(amount);//调用对象状态的取款方法
        System.out.println("现在余额为"+this.balance);
        System.out.println("现在账户状态为"+this.state.getClass().getName());
        System.out.println("--------------------------------");

    }

    public void computeInterest(){
        state.computeInterest(); //调用对象状态的computeInterest()方法
    }

    public AccountState getState() {
        return state;
    }

    public void setState(AccountState state) {
        this.state = state;
    }

    public double getBalance() {
        return balance;
    }

    public void setBalance(double balance) {
        this.balance = balance;
    }
}
